{"data":{"slug":"protoarc-em01-nl","type":"mouse","brand":"ProtoArc","name":"EM01 NL","aliases":["EM01 NL Trackball Ergonomic Mouse","ProtoArc EM01 NL Trackball Ergonomic Mouse","EM01 NL Wireless Ergonomic Trackball Mouse","EM01-NL","EM01NL"],"release_date":"2024-05","url":"https://arkivo.dev/mice/protoarc-em01-nl","specs":{"series":"EM Series","model_numbers":["CP014935","CP014939","CP014938","CP014936","CP014940"],"gtins":null,"announce_date":null,"status":"available","predecessor":null,"successor":null,"launch_price_usd":39.99,"launch_price_eur":null,"markets":null,"colors":["Gray","Red","Silver","Purple","Gold"],"manufacturer_url":"https://www.protoarc.com/products/em01-nl-trackball-mouse","spec_sheet_url":"https://www.protoarc.com/products/em01-nl-trackball-mouse","manual_url":"https://cdn.shopify.com/s/files/1/0551/3972/9497/files/EM01_NL_User_Manual.pdf?v=1717122135","eprel_registration_number":null,"warranty_years":2,"segment":"ergonomic","mouse_form":"trackball","shape":"right_handed","size_class":null,"grip_styles":null,"recommended_hand_size_mm":null,"hump_position":null,"thumb_rest":null,"finger_rest":null,"shell_type":null,"modular_parts":null,"adjustable_weight":null,"adjustable_weight_max_g":null,"vertical_angle_deg":null,"trackball_diameter_mm":34,"trackball_position":"thumb","dimensions_mm":{"length_mm":125,"width_mm":null,"height_mm":39.3},"grip_width_mm":null,"weight_g":191,"package_dimensions_mm":null,"package_weight_g":null,"sensor_model":"Advanced Optical Tracking","sensor_brand":"ProtoArc","sensor_base_model":null,"sensor_type":"optical","max_dpi":1600,"min_dpi":200,"dpi_step":null,"dpi_stages_max":5,"dpi_presets_default":[200,400,800,1200,1600],"dpi_xy_independent":null,"max_speed_ips":null,"max_acceleration_g":null,"lift_off_distance_mm":null,"asymmetric_lift_off":null,"surface_calibration":null,"motion_sync":null,"angle_snapping":null,"ripple_control":null,"glass_tracking":null,"sensor_position":null,"polling_rate_modes":[{"connection":"2_4ghz","polling_rate_hz":250,"receiver":"included USB receiver"},{"connection":"bluetooth","polling_rate_hz":125,"receiver":null}],"polling_rate_max_hz":250,"polling_rate_wired_hz":null,"polling_rate_wireless_hz":250,"polling_rate_bluetooth_hz":125,"claimed_click_latency_ms":null,"debounce_adjustable":null,"debounce_time_min_ms":null,"measured_latency":null,"measured_cpi_deviation_pct":null,"measured_lift_off_distance_mm":null,"measured_click_force_g":null,"measured_weight_g":null,"measured_battery_life":null,"hand_size_fit":null,"main_switch_type":null,"main_switch_brand":null,"main_switch_model":null,"main_switch_rated_clicks_million":3,"main_switch_hot_swappable":null,"main_switch_actuation_adjustable":null,"main_buttons_separate":null,"side_switch_model":null,"middle_switch_model":null,"scroll_encoder_type":null,"scroll_encoder_model":null,"button_count":8,"programmable_buttons":0,"side_button_count":4,"side_buttons_position":"left","dpi_button":true,"dpi_button_position":null,"profile_button":null,"sniper_button":null,"gesture_button":null,"scroll_wheel":null,"scroll_mode_switching":null,"thumb_wheel":null,"scroll_wheel_material":null,"shell_material":null,"coating":null,"feet_material":null,"feet_count":null,"feet_shape":null,"feet_thickness_mm":null,"cable_type":null,"cable_length_m":null,"cable_detachable":null,"mouse_port":"usb_c","cable_host_connector":"usb_a","connection_types":["2_4ghz","bluetooth"],"wireless_technology_name":null,"bluetooth_version":null,"bluetooth_devices":2,"multi_device_count":3,"multi_device_switching":"button","receiver_connector":"usb_a","receiver_storage":null,"receiver_extender_included":false,"receiver_multi_device":null,"wireless_range_m":10,"os_compatibility":["windows","macos","linux","android","ios"],"console_compatibility":null,"battery_type":"li_po","battery_count":null,"battery_capacity_mah":900,"battery_user_replaceable":false,"battery_life_claimed":null,"battery_life_claimed_days":90,"battery_life_claimed_months":null,"battery_life_max_h":null,"battery_life_1000hz_h":null,"battery_life_bluetooth_h":null,"charging_port":"usb_c","charge_time_full_min":210,"quick_charge":null,"use_while_charging":null,"wireless_charging_compatible":null,"charging_dock_included":false,"battery_indicator":["led"],"rgb_lighting":false,"lighting_zones":null,"lighting_ecosystems":null,"dpi_indicator":"led","software_name":null,"software_platforms":null,"onboard_memory":null,"onboard_profiles":null,"macros":null,"macros_onboard":null,"button_remapping":false,"per_app_profiles":null,"firmware_updatable":null,"in_the_box":["Wireless Mouse","USB Receiver","Type C Charging Cable","User Manual"],"cables_included":[{"type":"Type-C charging cable","count":1}],"spare_feet_included":false,"grip_tape_included":false},"variants":[{"model_number":"CP014935","colors":["Gray"],"launch_price_usd":39.99},{"model_number":"CP014939","colors":["Red"],"launch_price_usd":44.99},{"model_number":"CP014938","colors":["Silver"],"launch_price_usd":44.99},{"model_number":"CP014936","colors":["Purple"],"launch_price_usd":44.99},{"model_number":"CP014940","colors":["Gold"],"launch_price_usd":44.99}],"sources":[{"url":"https://www.protoarc.com/products/em01-nl-trackball-mouse","kind":"manufacturer_page","accessed":"2026-10-15","fields":["manufacturer_url","spec_sheet_url","status","warranty_years","segment","mouse_form","trackball_position","dimensions_mm","weight_g","sensor_model","sensor_brand","sensor_type","max_dpi","min_dpi","dpi_stages_max","dpi_presets_default","main_switch_rated_clicks_million","button_count","connection_types","multi_device_count","wireless_range_m","os_compatibility","battery_type","battery_capacity_mah","battery_life_claimed_days","battery_user_replaceable","charging_port","in_the_box","rgb_lighting"],"notes":{"status":"Store page offers the mouse in five colours with a sale price of 37.99 USD.","warranty_years":"Page states 2-Year Limited Hardware Warranty on the US store.","segment":"The page titles the mouse an Ergonomic Trackball Mouse and names ergonomic design for all-day comfort.","mouse_form":"Page: Thumb Control Trackball.","trackball_position":"Page: your thumb will control the cursor, and the product name says Thumb Control Trackball.","dimensions_mm":"Specs tab lists Height 125 mm, Width 63.4 mm and Depth 39.3 mm. The manual lists 4.92 x 2.5 x 1.55 in. Stored as length 125 and height 39.3. The 63.4 mm width is left out. The maker's top-view drawing shows a body wider than half its length once the thumb lobe is included, so the figure appears to exclude the lobe. No source says what the width covers. A reviewer of the EM01 lists the same 63 x 125 x 39 mm.","weight_g":"Specs tab lists 6.38 oz (181 g) without the receiver. The English manual lists 6.74 oz (191 g). The manual value is stored. It includes the built-in battery. Colour not stated.","sensor_model":"Specs tab lists Sensor technology ProtoArc Advanced Optical Tracking. No physical sensor part is named.","sensor_brand":"Specs tab names ProtoArc as the brand of the optical tracking.","sensor_type":"Specs tab lists Advanced Optical Tracking. The manual lists Optical.","max_dpi":"Specs tab lists DPI 200/400/800/1200/1600. An icon on the same page says 3 Adjustable DPI, which conflicts with the 5 levels in the text, the specs tab and the manual.","min_dpi":"Specs tab lists DPI 200/400/800/1200/1600.","dpi_stages_max":"Page text: 5 DPI levels. The manual agrees with five levels.","dpi_presets_default":"Specs tab lists the five levels. The manual says the factory default is 400.","main_switch_rated_clicks_million":"Page lists click life of more than 3 million times. The manual says 3 million+. Stored as the 3 million threshold.","button_count":"Specs tab says 10 buttons and lists Left, Middle and Right click, Back and Forward, Scroll-wheel, Precision Switch and Multi-Device switch. That count includes scroll up and down as separate inputs. The manual draws 8 physical buttons.","connection_types":"Specs tab lists a USB receiver and Bluetooth low energy technology. The Type-C port only charges.","multi_device_count":"Page: connect via Bluetooth or the 2.4G USB receiver and control three devices with one button.","wireless_range_m":"Specs tab lists a wireless operating distance of 10 m (32.8 ft). Test conditions not stated.","os_compatibility":"System requirements: the receiver works with Windows XP, 7, 8, 10 or later, Linux and macOS 10.10 or later. Bluetooth works with Windows 8, 10 or later, Linux, macOS 10.10 or later and Android 4.3 or later. The manual adds iOS 9.2 and above for Bluetooth.","battery_type":"Page: rechargeable Li-Po (900 mAh) battery.","battery_capacity_mah":"Page and manual: 900 mAh.","battery_life_claimed_days":"Specs tab: battery life up to 90 days on a single full charge. Usage and settings are not stated. A page image says 300+ days standby time, which is not a battery life claim.","battery_user_replaceable":"Page describes a built-in rechargeable battery. The manual gives no replacement procedure.","charging_port":"Page: charge with the included USB-C charging cable.","in_the_box":"Specs tab package contents: EM01 NL Trackball Mouse, USB Receiver, USB-C cable for recharging, User Manual. The manual's packing list is stored.","rgb_lighting":"The maker's FAQ says the EM01 NL has no RGB light."}},{"url":"https://www.protoarc.com/products/em01-nl-trackball-mouse.json","kind":"manufacturer_page","accessed":"2026-10-15","fields":["model_numbers","colors","release_date","variants"],"notes":{"model_numbers":"The maker's store feed lists these SKUs by colour. Gray CP014935, Red CP014939, Silver CP014938, Purple CP014936, Gold CP014940.","colors":"Store feed colour names. The colour is the trackball colour. The body is dark gray.","release_date":"The store feed shows the product created on 2024-05-29 and published on 2024-05-31. The English manual PDF was created on 2024-01-30 and last saved on 2024-05-31. The first archived page is dated 2024-06-18. Amazon may have sold it earlier.","variants":"One row per colour SKU. All colours share the same listed specification. Prices come from the first archived page."}},{"url":"https://web.archive.org/web/20240618162313/https://www.protoarc.com/products/em01-nl-trackball-mouse","kind":"manufacturer_page","accessed":"2026-10-15","fields":["launch_price_usd"],"notes":{"launch_price_usd":"First archived copy of the maker's page, 18 days after publication, lists Gray Ball at 39.99 USD and Red, Silver, Purple, Blue and Gold at 44.99 USD with no compare-at price. A mid-year coupon banner was shown separately. US price excludes tax. The base value is the Gray price and each colour row repeats its own price."}},{"url":"https://cdn.shopify.com/s/files/1/0551/3972/9497/files/EM01_NL_User_Manual.pdf?v=1717122135","kind":"manual","accessed":"2026-10-15","fields":["manual_url","weight_g","sensor_type","max_dpi","min_dpi","dpi_stages_max","dpi_presets_default","polling_rate_modes","main_switch_rated_clicks_million","button_count","side_button_count","side_buttons_position","dpi_button","mouse_port","cable_host_connector","bluetooth_devices","multi_device_count","multi_device_switching","receiver_connector","receiver_extender_included","wireless_range_m","os_compatibility","battery_type","battery_capacity_mah","charge_time_full_min","battery_indicator","dpi_indicator","charging_dock_included","in_the_box","cables_included","spare_feet_included","grip_tape_included"],"notes":{"weight_g":"Data Parameters, page 8: Weight 6.74 oz (191 g). The product page lists 181 g. The manual is preferred over the page.","sensor_type":"Data Parameters, page 8: Movement Detection Technology Optical.","max_dpi":"Data Parameters: DPI 200-400-800-1200-1600.","min_dpi":"Data Parameters: DPI 200-400-800-1200-1600.","dpi_stages_max":"Page 3: one red flash means 200 DPI, two 400, three 800, four 1200 and five 1600.","dpi_presets_default":"Page 3: the factory default DPI value is 400 and the DPI+ and DPI- buttons step through 200, 400, 800, 1200 and 1600.","polling_rate_modes":"Data Parameters: 2.4G reaction rate 250 Hz and Bluetooth reaction rate 125 Hz. Read as the report rate.","main_switch_rated_clicks_million":"Data Parameters: Click life 3 million+.","button_count":"Product Features page 2 labels A Left, B Right, C Forward, D Backward, F DPI -, G DPI +, I Scroll Wheel and J Channel Switch Button. That is eight inputs with the wheel click. The power switch is not counted. Scroll rotation is not counted.","side_button_count":"The drawing and photos put Forward, Backward, DPI - and DPI + on the left wall, the thumb side of the right-handed body. Forward and Backward sit above the ball and the two DPI buttons below it.","side_buttons_position":"The drawing shows the buttons on the left wall.","dpi_button":"Product Features: F DPI - Button and G DPI + Button.","mouse_port":"Product Features: N TYPE-C Charging Port.","cable_host_connector":"Charging Guide page 6 draws the cable with a USB-A plug on the computer end.","bluetooth_devices":"Page 7 shows channel 1 for 2.4G USB and channels 2 and 3 for Bluetooth 1 and Bluetooth 2.","multi_device_count":"Page 7: press the channel switch button to switch between 3 devices.","multi_device_switching":"Page 7: the channel switch button on top of the mouse.","receiver_connector":"Product Features and USB Connection pages draw a nano receiver with a USB-A plug.","receiver_extender_included":"Packing List is complete and lists no extender.","wireless_range_m":"Data Parameters: Transmission distance 10 m for Bluetooth and for 2.4G. Test conditions not stated.","os_compatibility":"Data Parameters: Bluetooth works with Windows 8, 10 or higher, macOS 10.10 or higher, Android 4.3 or higher and iOS 9.2 and above. 2.4G works with Windows XP, 7, 8, 10 or higher and macOS 10.10 or higher. The product page adds Linux.","battery_type":"Data Parameters: Lithium battery capacity 900 mAh.","battery_capacity_mah":"Data Parameters: Lithium battery capacity 900 mAh.","charge_time_full_min":"Charging Guide: the charging time is about 1 to 3.5 hours. Stored as the 3.5 hour upper bound.","battery_indicator":"Charging Guide: the charging indicator light flashes red when the battery is low and stays red while charging. It turns off when fully charged.","dpi_indicator":"Page 3: a red indicator light flashes to show the DPI level.","charging_dock_included":"Packing List is complete and lists no dock. The mouse charges over its Type-C port.","in_the_box":"Packing List: 1 x Wireless Mouse, 1 x USB Receiver, 1 x Type C Charging Cable, 1 x User Manual.","cables_included":"Packing List: 1 x Type C Charging Cable.","spare_feet_included":"Packing List is complete and lists no spare skates.","grip_tape_included":"Packing List is complete and lists no grip tape."}},{"url":"https://www.protoarc.com/pages/faq-em01-em01-nl","kind":"manufacturer_page","accessed":"2026-10-15","fields":["trackball_diameter_mm","programmable_buttons","button_remapping","rgb_lighting"],"notes":{"trackball_diameter_mm":"FAQ for the EM01 and EM01 NL: the trackball is made of resin with spray paint and has a diameter of 34 mm.","programmable_buttons":"FAQ for the EM01 and EM01 NL: all keys are not programmable.","button_remapping":"FAQ for the EM01 and EM01 NL: all keys are not programmable.","rgb_lighting":"FAQ: the EM01 NL does not have an RGB light, but the EM01 does."}},{"url":"https://www.amazon.com/dp/B0CWTY6Z99","kind":"retailer","accessed":"2026-10-15","fields":["shape"],"notes":{"shape":"Product information lists Hand Orientation Right. The manual drawing shows the ball on the left for the right thumb."}},{"url":"https://www.protoarc.com/collections/em-series","kind":"manufacturer_page","accessed":"2026-10-15","fields":["series"],"notes":{"series":"The EM Series collection page lists the EM01 NL."}}],"fields_filled":58,"updated":"2026-10-15"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}