Specs for Ipad 2 plastic case with rotating leather case :

1,Executive standard bluetooth V2.0;
2,Working Distance:10 meters;
3,Modulation System:FHSS 2.4G;
4,Transmitting power:Class 2;
5,Operating Voltage:3.0-5.0;
6,Work Current:<5.MA;
7,Standby current:2.5MA;
8,Sleeping current:<200UA;
9,Charging Current:>100MA;
10,Standby time:100 days;
11.Theory of Working Time:25 days;
12,uninterrupted working time:90 hours;
13,Charging time:4-4.5 hours;
14,Li-ion battery capacity:Minimum 430MAH;
15,Lithium battery life:3 years ;
16,Lithium battery specifications:4.5x24x47mm;
17,key strength:80-+10g;
18,Key life:500 million;
19,Operating temperature:-20-55 Degree;
20,Storage temperature:-40-+70 degree;

Product Features:
1,with CW6627 as main control chip,with bluetooth 2.0 interface;
2,Use industry-leading bluetooth solution,WIDCOMM BTW bluetooth sofeware which is specified software by Microsoft official;
3,Specially designed for IPAD ,It will be more convenient to carry with IPAD bag;
4,Built-in power management software,it can automatically show the available capacity in the Microsoft Windows;
5,Silent design,it will not affect other people's rest;
6,it is waterproof,anti-dust,anti-acid waterproof for silicone part;
7,work with PC and commercial mobile,it will be convenient to work;
8,working temterature:-20 degree to 55 degree,humidity:20%-50%;
9,Built-in Lithium rechargable battery.battery life:3 years;