Left/Right Universal Bicycle Conversion Replacement Parts, Waterproof Product Details Type: Thumb throttle 130X Voltage: 12V, 24V, 36V, 48V, 52V, 60V, 72V Wire length: 25 cm (SM) Plug: 3-pin connector Installation: left Weight: 150g Connection instruction: 1. red = + 5 Volt INPUT 2. black = - 5 volts INPUT 3. white = SIGNAL output (return to the controller to indicate the chosen speed) Notice: If the thumb throttle does not work, the following conditions may occur 1. The plug is not plugged in tightly: if it does not work, please check whether the plug is plugged in tightly, if it is not plugged in tightly, it will not work 2. The line sequence is different: When purchasing a waterproof plug, please check whether the line sequence of the thumb throttle is the same as that of the controller used, if not, it will not work. The SM plug can change its line sequence, if it cannot be used, you can change its line sequence (note that the WP plug cannot change the line sequence, so you need to look carefully before placing an order) 3. The display gear is in 0 gear: Please check whether the throttle gear in the display is in 0 gear when using it. If it is in 0 gear, it will not work. Our store has been in business for over nine years. As an original manufacturer, our products are inspected many times. The high-quality production process ensures the quality of the products. The products shown to you are all high-quality products that have been tested by the market.. Please note that our warranty does not cover: 1. In normal use of this product, slight scratches, marks or stains will not be affected; 2. Damage caused by human factors: such as violent use, unauthorized disassembly, etc.; 3. Damage caused by external factors: such as traffic accidents, bad weather and other force majeure factors; After-sales Service: If you receive the goods and cannot work normally, please first check whether the plug is tightly connected; check whether the throttle gear is 0; finally, check whether the wiring sequence of your controller is consistent with our products. If the product is damaged or damaged due to quality problems under normal use during the warranty period, please contact us and we will provide you with high-quality after-sales service. Universal: 12-72V universal electric bike, finger accelerator adapted to the motor of the bicycle hub. Electric bike controller. Wide Application: suitable for 22.2mm/0.87in handlebars, it can be fixed on the handlebar by screws, and can be installed on the left or right side of the bicycle according to your needs. Suitable for most bicycles on the market. Our products are manufactured and sold by WuXing, and they are excellent products that have been tested by the market. They are commonly used replacement parts for electric bicycle modification. They are used to replace full-turn throttle/half-turn throttle The throttle lever can also for the electric bike when installed. Delivered with the controller (control box) on existing cables. The motor drive support can be adjusted either by manually entering the accelerator. Excellent Quality: The product is made of high-quality materials, and the excellent manufacturing process makes the product resistant to friction and corrosion, as well as dust-proof and waterproof, which greatly prolongs the service life of the product. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.