L40 is instantfit ITC hearing aid. Based on integrated signal proceing,L40 can provide your hearing clear and comfortable. Features: Color appearance, Mini bionic design . Complete joint plane, Like to wear. Low Equivalent Input Noise, comfortable enjoy Low Frequency Cut Filter, Hight frequency enhance, Super Clear Sound Light and portable, easy to carry Suitable for patients with mild to extremely severe hearing lo. Make the patient completely without any burden, regain confidence Specification: Working Current :1.4mA Color: Red for right ear, Blue for left ear Product size:18x12x8mm Weight:3 g Material: ABS Plastic Battery: A10 Fitting range<80dB Package Include: Hearing aid Cleaning brush Mini tool Earplug A10 Small battery User Manual