Specifications of self timer : included 1.Color: Black, Green, Red, Blue 2. Apply For iOS (5.0 Above) / Android system (for Samsung/MOTO/Google/Xiaomi/Sony/HTC etc, Android 4.1 Above) For LG For Optimus G2 G3 G4 For sony For HTC one M7 M8 For iphone series For samsung galaxy s3 s4 s5 s6 note 4 note 3 note 2 ALL phone For samsung galaxy note 2 n7100 note 3 n9000 note 4 n9100 note 5 N9200 For samsung galaxy A3 A3000 A5 A5000 A7 A7000 A8 A8000 For samsung galaxy s3 mini i8190 s4 mini i9190 s5 mini G800 For samsung galaxy Alpha G850 note 3 neo n7505 Grand 2 Duos G7106 For samsung galaxy s2 i9100 Ace 3 s7272 s5830 For meizu 3 4 pro 5 m1 note m2 note For xiaomi mi2 mi3 mi4 redmi etc. 3. Function Keys: On/Off, Bluetooth pairing, Photograph, Android Configuration, IOS Configuration 4. Bluetooth: V3.0 5. Frequency: 2.4Hz - 2.48GHz 6. Effective distance: 10m(30ft) 7. : included, Type:CR2032 8. Size: 58mm*50mm*120mm Instructions of self timer 1. Press the power on, LED flashing; 2. After power on, press the bluetooth pairing key, LED flash slowly. The bluetooth steps to a state that can be searched and matched; 3. Use the mobile phones to match. LED will be out after the success of the pairing; 4. press the corresponding configuration key. LED will light up after configuration. The product can be used normally at this time. 5. Without using for five minutes, the product will automatically enter a dormant state. Please press the power on to turn off the timer when not in use, to ensure that the can be used for a time. 6. Can be charged with PC devices or mobile power adapter. LED on --- charging. LED out --- saturation. Feature of Protective Silicone Case: , easy to use. Effective protection of the Bluetooth remote control, to avoid scratches or dust. Lightweight and compact, easy to carry, it can be installed in the self-timer lever. Color: clear white Compatibility: 1. Can be docked with the cell phone bluetooth, no extra software needed. 2. Applicable to nearly all the phone models in the market, including for iPod/iPhone/iPad/i9220/i9250/i9300/i9500/i9190 and some other Android 4.1 above phones. 3. Can be used to take distance photos up to 10 meters in the absence of obstacles. 4. Multi colors, fashionable. Attention: 1. Please do not use chemical solvents to wipe the product. 2. Please don't splash strongly acidic reagent to the product. 3. Please don't keep the product in high temperature place or throw it into fires. 4. Please don't squeeze, throw or crush the product. 5. Please leave a message to tell which color you want! Or we will send random!