High-concerned chemical: None - Ensuring a safer and environmentally friendly usage, this module is free from high-concerned chemicals, making it ideal for users who prioritize ecological and health standards in their electronic components. Is Electric: No Battery - This device operates without the need for a battery, offering a hassle-free experience by eliminating the need for frequent replacements and maintenance, thus ensuring a longer lifespan and consistent performance. Model Number: UH1/Bell 206 - Specifically designed for helicopters, this model enhances the performance and reliability of your remote control helicopter, providing a stable and efficient power supply that is crucial for optimal operation. Material: Composite Material - Constructed from high-quality composite materials, this module offers superior durability and resistance to wear and tear, ensuring long-term reliability and performance in a variety of environmental conditions. Origin: Mainland China - Proudly manufactured in Mainland China, this module adheres to stringent quality control standards, ensuring top-notch performance and reliability for all users, particularly those in the remote control hobbyist community. Product Specifications Output Capacity: 5V/3A or 6V/3A (switchable via jumper cap); Power Input: 5.5-23V (2-6 cells lithium battery pack or 5-15 cells NiMH/NiCd battery pack) Dimensions: 43mm*17mm*7mm (L*W*H) Weight: 11g Ripple: Less than 50mVp-p (@2A/12V) 5V/6V output switchable! *Reverse voltage protection! *LED operating voltage! *Fully shielded + output line ferrite core effectively eliminates electromagnetic interference! Color: As Shown Material: Electronic Component Package Contents: 1*2-6S step-down module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.