• Feature: One switch on/off button for easy operation. / Come with a foldable stand for supporting your iPhone easily. / Compatible with iPhone 4G. / Battery type: lithium-ion battery. / Capacity: 1900mAh. / Standby time: up to 390 hours. / Talk time: up to 6.5 hours on 4G,up to 8 hours on Wi-Fi /

• Feature: One switch on/off button for easy operation. / Come with a foldable stand for supporting your iPhone easily. / Compatible with iPhone 4G. / Battery type: lithium-ion battery. / Capacity: 1900mAh. / Standby time: up to 390 hours. / Talk time: up to 6.5 hours on 4G,up to 8 hours on Wi-Fi / Input voltage: DC 5V. / Output voltage: DC 5V. / Weight: About 110g / Size:15*8.8*3 cm .
• Description : Portable, compact and simplicity. / Sealed design and very convenient to use. / Non-slip and comfortable grip design. / One LED charge status indicator light. / Custom fit for the contour of iPhone 4G precisely. / Designed for use on the go or in an emergency. / Prevent your iPhone 4G from scratches and dust. / Used for charging your iPhone 4G anytime and anywhere. / Extend the working time of your cell phone.