QiaNgshuAikj 28 Keys Numeric Keypad, Ultra-Thin Computer Mobile Phone Universal Keyboard，for Typist, Travel, Easy to Carry On Business Trip(Black)
(as of Oct 17,2021 18:55:50 UTC – Details)
1. X-archaic keycap design, comfortable button feel.
Item Type: Numeric KeypadOptional Color: Black, GrayCompatible with Bluetooth Solution: 20730 chip compatible with Bluetooth module
Compatible with Bluetooth Protocol: Compatible with Bluetooth 3.0
Working Distance: About 10 Meters in Barrier-Free Conditions
Operating Voltage: DC 3.7 V
Battery Capacity: 350mAh
Working Current: <5mA
Continuous Working Time: 70H (350mAh Battery Calculation)
Standby Time: 90 Days
Sleep Current: About 50uA
Charging Current: <150mA
Charging Voltage: DC 4.7~5.2v
Sleep State: The keyboard enters sleep after 20 minutes without action;
Status display LED:
1. LED is blue light
2. Power on and the blue light is on, and after 1S, the blue light flashes slowly 1 time and goes out;
3. Press and hold the code button for 3 seconds and the blue light flashes into the code status. The devices do not need to input the password, just select the devices connection4. Low voltage indication: In the blue light is working state, the flashing is low voltage indication
1 x Numeric Keypad 1 x User Manual 1 x USB Cable
Compatible with Bluetooth 3.0 20730 chip, 1 to 1 wireless connection, no interference.
Support for Windows, for Android, for Mac OS systems.
Multi-function 28-key numeric keypad for increased productivity in Excel spreadsheets, accounting tasks and financial applications.
Built-in 350mAh large capacity soft pack polymer rechargeable battery, can charge the keyboard through Micro USB charging interface.
Ergonomically dip angle design, with non-slip mats for a better experience.