VAVOFO Rechargeable Reading Light, 7 LEDs with 9 Color Temperature 9 Brightness Levels Clip On Book Light for Reading in Bed with Power Indicator for Bookworms (Black)

7 Leds & 9 Color Temperature - The reading lights have 7pcs leds. The book lights are equipped with 7 upgraded smd leds which life span is more than 50,000 hours to diver more uniform luminance than normal leds. The reading have 9 different color temperature modes: warm white(2800k/3000k/3200k), warm cool white(4000k/4500k/5000k) and cool white(6000k/6500k/7000k) 9 Brightness Modes to Choose - The reading light has 9 color temperatures(2800k to 7000k) x 3 brightness settings(Low, Medium, High ), 9 modes in total to meets all your needs. You can adjust 9 different kinds of brightness levels dimmable by one button which is on the reading light. You can choose your favorite comfortable setting according to your demands, such as reading, working, studying, sewing, camping, or sleeping etc. Rechargeable & Long-lasting Lighting - Usb rechargeable with a built-in 1000mah lithium battery that can last up to 32 hours of use(at low brightness setting). At high brightness setting, the reading light can last up to 5 hours lighting time. The engineers of Vavofo factory offer the real testing data. Long press to control color temperature, short press to control brightness Convenient Design-Power Indicator - Vavofo's reading light has a humanized design, there is a power indicator on the reading light. You can know the battery level at any time. 1. During charging, the four lights flashes blue lights in sequence. The four lights indicator is always on when the battery is fully charged. 2. W