Waveshare Solar Power Manager (C), Supports 3x 18650 Batteries, Multi Protection Circuits
Optimizes efficiency with MPPT technology
Supports solar panels from 6V to 24V
Recharges with solar panel or USB TYPE-C
Provides 5V/3A regulated output
Includes multi-protection circuits
The Waveshare Solar Power Manager (C), Supports 3x 18650 Batteries, Multi Protection Circuits is designed to efficiently manage solar energy for various applications. It is compatible with solar panels ranging from 6V to 24V and can recharge 18650 Li-ion batteries either through a solar panel or a USB TYPE-C connection. The device provides a regulated 5V/3A output and supports multiple charging protocols, ensuring versatility in its use.
This module incorporates Maximum Power Point Tracking (MPPT) technology, which optimizes the efficiency of solar energy conversion. It features multi-protection circuits to safeguard against overcharging, over-discharging, overheating, and overcurrent, ensuring stable and safe operation. The embedded battery holder accommodates three 18650 batteries, and several LED indicators are included to monitor the status of the solar panel and battery.
The Solar Power Manager is suitable for solar-powered, low-power IoT projects, and other environmentally conscious applications. It is particularly useful for solar-powered control systems for microcontroller units and development boards such as Raspberry Pi, Jetson Nano, and Arduino. The device's flexible recharging options and robust protection features make it ideal for mini solar road lamps, intelligent agriculture, and IoT applications.
1x Waveshare Solar Power Manager (C), Supports 3x 18650 Batteries, Multi Protection Circuits
If you are not satisfied with a product purchased from the Site, you may request a return within 30 days from the delivery date, unless the product is listed under the Return Exceptions below or is subject to specific return conditions noted on the product page.
This return policy also applies, as a minimum standard, to products sold and fulfilled by third-party vendors through the Marketplace.
Returns under this policy concern non-defective products. In the case of a confirmed manufacturing defect, remedies are handled under the Warranty terms, at the Vendor's discretion. See the Warranty section.
Return Conditions
To qualify for a refund under the 30-day return policy, all of the following conditions must be met:
A valid Return Authorization (RA) number must be obtained prior to returning the product. Returns without an RA number will be refused.
The RA number is valid for 30 days. The returned item must be received within that period.
The RA number must be included with the return.
Products must be returned in unused, unmodified condition (e.g., no scratches, alterations, missing parts, or signs of installation/use) and in their original packaging, suitable for resale.
Shipping fees are non-refundable. Return shipping costs are the responsibility of the customer, except in cases of a product confirmed defective through RobotShop's troubleshooting process or of a verified shipping error by RobotShop.
Refunds are processed within 7 days after receipt and inspection of the returned item.
A $100 cleaning fee may apply to domestic robots returned in used or unclean condition.
A 20% restocking fee may apply to large-quantity returns of items ordered specifically for the customer from the manufacturer or not part of RobotShop's standard inventory.
Return Exceptions
The following products are not eligible for return or refund under this policy:
Used, damaged, or modified products — Items that show signs of use, wear, or alteration, making them unsuitable for resale.
Consumables — Use and wear-and-tear components, altered or depleted through use (e.g., batteries, belts, brushes, gears, filament, tires, disposable bags, lubricants, greases, waxes, etc.). Not eligible for return once opened or used.
Perishables — Goods liable to deteriorate or expire rapidly. Not eligible for return.
Sealed goods (health or hygiene) — Items sealed for health-protection or hygiene reasons (e.g., masks, gloves, odor-absorbing products). Not eligible for return once unsealed.
Build-it-yourself products and items requiring customer assembly — Including robots & kits, robot parts, and other products requiring assembly or soldering. Not eligible for return once assembled, soldered, or installed.
Digital Goods, Software, and Apps — Final sale only, due to licensing restrictions.
Clearance Items — Products identified as clearance or final sale, including end-of-life or discontinued items.
Custom-made, personalized, or special-order items — Products manufactured, configured, adapted, or built to the customer's own specifications and requirements.
On-Demand Items — Standard catalogue products not stocked by RobotShop and ordered specifically to fulfill a customer request.
While the same return policy applies, these orders require a separate contact process for returns.
RobotShop Fulfilled Orders → submit a support ticket from your account under My Support Tickets.
Marketplace Vendor Orders → submit a ticket from your account under My Marketplace Tickets to contact the vendor directly.
Note: Marketplace vendor products are normally labelled with SKUs starting with RM, and identified on the product page with the mention "Sold and fulfilled by [Vendor Name]".
