1 Pair Universal 12V 120DB Car Snail Air Horn Siren Loud Dual-tone vehicle Electric Air Horn Siren for Vans Bikes and Boat New DescriptionFeatures: To be used only for 2 terminals version Suitable for cars, vans, bikes and boats with 12V power supply. Specifications: Quantity:1 pair Loudness factor: 120dB(60dB for 1pc) Powered by: vehicles' electricity: 12V E Marked Rating: LOW 410HZ HIGH 510HZ Dimension of single horn: Diameter: approx. 8cm/3.14in; Depth: approx.8cm/3.14in Colour: Red Notes: Due to the light and screen setting difference, the color of the item may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. POLICY WE ACCEPT ONLY PAYPAL & CREDIT CARD FOR PAYMENT THE PACKAGE WILL BE SHIPPED DIRECTLY FROM HONGKONG WITHOUT TRACKING NUMBER, AND IT WILL TAKE ABOUT 11-23 BUSINESS DAYS. 100% SATISFACTION GUARANTEE : IF YOU ARE NOT SATISFIED WITH THE PRODUCT YOU PURCHASED FOR ANY REASON, PLEASE CONTACT US FOR A RETURN INSTRUCTION WITHIN 30 DAYS FOR A REFUND. RETURN SHIPPING COST WILL BE PAID BY BUYER. PLEASE CONTACT US BY eCRATER MASSAGE ONLY.