This fast vertical charger is our best promotion product, perfect for the home or office desk. Composed of electronic chip and ABS shell. It can be pad printing or silkscreen printing your logo or company name. So this is a high-end new technology product, suitable for promotions, giveways. It measures 3 8/10"D x 1 2/10"H. Standard 10 watt out put, Input: 9V / 2A; Output: 9V / 1.67A, charging efficiency-more than 70%, standard box packaged, with a 50cm micro USB cord. Red light & blue light indicates charging states. It's compatible with any QI-enabled smartphones and mobile devices, or any cell phone with an appropriate adapter. Qi Certified. The prices include shipping cost to CA. QTY over 10000pcs by ocean.