Best in 7 days
Pay in installments of $2.75 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
RTC CMOS Battery for Acer Predator Helios 300 G3-517-77QKHigh quality and reliable CMOS battery for your Acer Predator Helios 300 G3 517 77QK Acer Predator Helios 300 G3 517 77QK CMOS batteries are the highest quality lithium ion batteries on the market. High power ensures efficient operation and long service life of up to 10 years. Compatible with various devices like laptops, portable computers, scanners, tablets, and other industrial or consumer devices that require a backup battery. Quality, efficiency,
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
Discover Niche Categories That Outsell
Top-Converting Item to Boost Your Average Order
Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.4 ★★★★★
Based on 867 reviews
Sort
Product Reviews
★★★★★ 5
Fits and works fine
Size: 1+6+6 Pack
Its a good deal for all the things it comes with.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 17, 2025
★★★★★ 4
Easy to use.
Size: 2+6+1+12 Pack
They work very well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 8, 2026
★★★★★ 5
Not so good
Size: 2+6+1+12 Pack
These placement filters are not as good as the original. They seem to hold onto the debris & don't release it into the reservoir. I clean the filter & reservoir after each use & always find the filter full & the reservoir nearly empty.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 24, 2025
★★★★★ 5
Well priced
Size: 1+6+6 Pack
Very economically priced set of replacement parts for Eufy RoboVac 11S Max
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 25, 2026
★★★★★ 5
Perfect fit
Size: 2+6+1+12 Pack
This is the second time I have ordered replacement parts for my Eufy robot vac. They fit perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 3, 2025
