Sell 2 in 1 2.4G Wireless Numeric Keypad with LCD Screen Calculator for Laptop PC Computer for Finance / Accounting / Finance best price

Keys: 19 keys Interface: USB interface receiver, effective distance 10 meters Battery: Built - in rechargeable battery, advanced technology, automatic sleep Key life: more than 10 million times Product Input: 3.3V Support systems: for Android, Microsoft, Apple size:155*88*20 mm Material:ABS + metal colour:black Package Contents: 1 * Number Keyboard 1 * ReceiverOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.