1. Choose from seven lighting modes at 2. Button switching mode3. the button to switch the light speed4. Low power sleep mode achieves super standby capability5. Key wake-up functionExquisite and compact, paired with button batteries, can be carried aroundSeven lighting modes and six lighting speeds, short the button once to change the lighting speed, short the button twice to change the lighting modeKit Name: LED Shell Flow Light Production KitPower supply mode: 3V button batteryWorking current: 0.5mA 3V (All lights are on) 0.19mA 3V (One light is on)Maximum current: 1.5mA 3V (At startup)Sleep mode current: 0.4uA 3VLED display refresh rate: around 245HzSix types of light speedsShort KEY1 to switch the speed of the light change. There are six gears for the speed change, which are:1000ms, 500ms, 100ms, 50ms, 20ms, 10msThe speed changes from high to low with each of the button, and there is a power down saving functionDisplay of seven lighting modes:Short KEY1 twice in a row to switch modes, with a total of seven modes and a power failure saving functionMode 1: Switching between D1-D10 in sequenceMode 2: Switching between D1-D10 in sequence, and then switching between D10-D1 in sequenceNote: This is a DIY kit and needs to be assembled by yourself.Colour:RedMaterial:PCBPackage Contents:1 x DIY kit(Does not include 3V button battery; the lanyard color in the picture is random, no specified color is accepted)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.