10 PCS Mobile Phone Ring Holder Creative Metal Ring Buckle Holder(Black) Tag-iPad mini 3 (2014) 17) Network transmission: 4 channels

17) Network transmission: 4 channels Real-time network transmission with CIF resolution

Output Voltage 15V

real-time display the data

the bottom lamp is to brighten the still life table

When your phone has no power

10 PCS Mobile Phone Ring Holder Creative Metal Ring Buckle Holder(Black) Tag-iPad mini 3 (2014) 17) Network transmission: 4 channels1. Material: zinc alloy base + tin alloy support + adhesive 2. Single size: about 3. 4 cm in diameter 3. Single weight: about 28 grams 4. Surface treatment: electroplating 5. Applicable mobile phone: general 6. Features: lightweight and firm, fully polished and electroplated, folded 180 degrees, 360 degrees rotation, smooth appearance, the phone can be placed flat on the desktop without shaking, can be used with all magnetic car holders, nano