External battery for iPhone 4 - YJ1011
External battery for iPhone 4 For Sale, Most Competitive Price, Fast Delivery, Custom Service, Wholesale External battery for iPhone 4, Made in China, High Quality Products!, China Backup case battery, iPhone accessories Supplier, Manufacturer.
Color: gloss black, white, matt blue, matt green,black
Capacity:2000mAh (Li polymer battery Lithium-ion)
Output voltage/ current :DC5V/700mA
Charging time:3-4hours
Cycle life:more than 500times
Using Temperature:-10癈~ +40癈
Storage Temperature:-20癈~ +50癈
Remark:gloss items sprayed UV glossy oil(protecting scratched);matt items sprayed rubber oil(protecting slip)
Enhance iPhone4 signal
Power check & indication
Power switch
Protective and powerful
Standby time-up to 230 hours
Talk time-up to 6 hours on 3G & up to 14 hours on 2G
Internet Use-up to 5.5 hours on 3G&up to 8 hours on Wi-Fi
Audio Playback-Up to 30 hours
Video Playback-Up to 8 hours
Shenzhen Yongjiu Precision Electrionics Co.,Ltd
Address: Shenzhen Bao'an District, Shenzhen, Guangdong, China, 518102
Tel: 0086-755-29419479
We are a professional large-scale manufacturer specialized in the R&D, production and sale of lithium-ion batteries, external batteries, high-capacity mobile power products, and intelligent business mobile power products.
We have more than 150 employees, 3 electronics engineers, 5 plastic engineers and 1 software engineer. We also have our own molding workshops, injection molding machines, 2 Fuji high-speed chips mounters (CP6), 3 assembly production lines, 5 load testing machines and 3 oscilloscopes.
We are looking forward to establishing relationships with you in the near future.