Specification:Communication method: Bluetooth 4.0Product material: ABS + electronic componentsType:ELM327 V1.5 OBDIIMain control chip: MM32L073Software platform: Support for iOS/Android /WindowsWorking voltage: 12VWorking current 32mAWorking temperature: 40~80Working humidity: less than 60%Protocols supported by OBDII: 1. SAE J1850 PWM (41.6Kbaud)2. SAE J1850 VPW (10.4Kbaud)3. ISO9141-2(5 baud init, 10.4Kbaud)4. ISO14230-4 KWP (5 baud init, 10.4 Kbaud)5. ISO14230-4 KWP (fast init, 10.4 Kbaud)6. ISO15765-4 CAN (11bit ID, 500 Kbaud)7. ISO15765-4 CAN (29bit ID, 500 Kbaud)8. ISO15765-4 CAN (11bit ID, 250 Kbaud)9. ISO15765-4 CAN (29bit ID, 250 Kbaud)Package Included:1 x Car OBD II Scanner1 x User Manual Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.