Product Name: Ruyi Charging: USB cable charging Usage duration: 90 days Screen: High definition night light screen Charging: duration of 2 hours Channel: 9 channels Color: Red, yellow, green, pink, gray Specifications: Nightlight Large Screen Large screen and font with one click to light up backlight USB cable charging Charging for 2 hours and using for 3 months Silent Key Silicone Key 5 million+uses Equipped with lock button Large screen and font with one click to light up backlight Adjustable Ring BandFree adjustment of size, skin friendly silicone does not touch hands Comes with 9 channels Each channel is independent, with 1 channel up to 9 channels Package Included: 1 * Counter