Features: * Full-sized QWERTY layout laser virtual bluetooth keyboard with 5200mAh power bank 2 in 1* With Mouse and voice speaker function* Modern style designed for tablet* Light weight,quiet keystrokes,water proof and dustproof* Mouse freely control by clicking the mouse arrow keys* Compatible with iOS,Android,Windows and Mac* Slide it in your pocket,perfect for travel,school or any work environment Specification: Model: BK002Color: Silver/Champagne goldType: Virtual Laser Keyboard Power Bank Mouse SpeakerBluetooth version: V3.0 Class 2Mod: HID Profile Ver.1. 0USB interface: USB 1.1 and 2.0, USB HID Ver. 1. 0Battery: Built-in rechargeable lithium batteryBattery capacity: 3.7V 5200 mAhKeyboard light source: Red laser diodeRed laser diodeModulation: GFSKInput: DC 5V/2. 0AOutput: DC 5V/2. 4AEfficiency: above 91%Frequency range: 2402-2480MHZWorking time: 30 Hrs approx. Charing time: 3 HrsSystem support: iOS,Android,Windows and MacCompatible: Mobile Phone, Pad, Laptop, PC, Smart Watch, etc. ON/OFF Switch: YESLED power indicator: YESCertification: CE,ROHS, FCCDimension:84mm x 22.5 mm x 58mmWeight:0. 23kgColor:Golden,Silver, GreyMaterial:ABS