Specification: Material: ABS+PC Color: White/Black Size: 110x35x35mm Input Voltage: 12V-24V Output Voltage: 5 (V) Output Current: 4.2A Working Temperature: ?55 (C) Standby Time: Auto Start Automatically Output Interface: Dual USB Certification: CE Anion Density: 2000000pcs/m Application area: 10? Material: ABS PC Weight: 42g Features: -Novel appearance, fireproof material, ABS+PC, V0 fireproof grade. -Digital display input/output voltage current. -Insert this product into cigarette lighter, air purifier release nagative ion, negative ion produce amount to 300-1000 million/m. -Overcharge, leakage, overload, overheating , over discharge, voltrage and circuit protection function, self fuse insurance function. Note: -Please allow 1-2CM differs due to manual measurement. -Due to the different display and different light, the picture may not reflect the actual color of the item. Package Include: 1 x Car Air Purifier Price is currently on sale and includes free shipping to the USA in about 30 days per the Merchant. Shipping to other countries available too but price/delivery time may differ.