product feature: · Charge 2 hours, use 30 days, standby 60days ,quick charge, built-in large capacity battery, long standby time, low    power loss ·  Lightweight keyboard, portable integrated protective case ·  Office and entertainment are one, work and chat anytime, anywhere, just open the keyboard and type ·  Portable magnetic suction bracket, Convenient and more stable, built-in 4 strong magnetic adsorption support ·   Mute button, comfortable rebound, use in a quiet environment will not affect others ☆ Boundary dimension（folded）： iPad 9.7 inch : 247*190*15mm，apply for:  iPad 6 2018, iPad 5 2017, iPad Pro 2016, iPad Air 2 2014, iPad Air 2013 ☆ Product dimension（unfolded）：      iPad 9.7 I inch: 413*247*10mm，   Main diagram of keyboard area （240*134.5*6.2mm） ☆ product description ： Supports Bluetooth 3.0 specification; specially for iPad 9.7 inch (five universal);    ☆ Material & color：（can be customized） Plastic keyboard body: black matte or fuel injection (ABS) Plastic protective shell: matte surface (PC) The lining color：Black The outer color：Dark blue   ☆Specification parameters： Working voltage:3.0 V~4.2V      working current:≤3.0mA Working time:≥100 hours         low power alarm:3.0~3.3V Sleep current: ≤0.3mA            standby hour: ≥120days Battery capacity: ≤150mAh        Battery life: 3years Press key life:3,000,000 times     pressing strength:50g~70g Connect distance: ≤10m          charging input:5V≒1A Charging current: ≤200mA        charging time:2~3 hours Charging prot: Micro USB         wakeup: 2~3seconds Pairing code: none                working temperature:-10℃~+55℃ LED Indicator light： Caps Lock：It is Green: press the Caps Lock key, the Indicator light on Bluetooth light：Press”Fn+C” one second, it is pairing when the light is flash slowly. Pairing finish the light is off Charging/power indicator light： Red with flashing: low power, Red without flashing: charging Green: charge completed Operation Indicator： 1,Open the case→put the iPad into the case→ and then turn the case inward into a triangle to support the iPad 2,Turn on the power to open the keyboard→press “Fn+c” one second (the indicator light is flashing) →Bluetooth pairing 3,Turn on ipad’s Bluetooth→click on the searched Bluetooth keyboard→connecting 4,the indicator light on Bluetooth is off, it means pair successfully 5, If The keyboard doesn't work in 10 minutes, it will enter the sleep state automatically, and then press any key to automatically connect back to the device, it just need 2~3 seconds to wake up