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DC 3.7V 1250mAh 603450 Rechargeable Lithium Polymer Battery Suitable for Replacing Built-in 2-Wire Batteries in 3.7-5V Electronic Devices and LED Lights
✅ In stock
F
Grade
Analysis Confidence
100%
Price verified Sep 30, 2026 4:21 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 📉No lower price has surfaced in the past twelve months, making this one of the standout deals in recent memory.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
16/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
HXJN
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓This battery is suitable for replacing built-in 3.7-5V batteries with 2 wires and a capacity less than 4.62Wh 1250mAh in 3.7-5V electronic devices (★ Not suitable for high-power electric tools and model aircraft).
✓Please note that connector specifications and polarity are based on the product display image. ★ The red wire is the positive terminal “+”, and the black wire is the negative terminal “-”. Do not reverse the connection! ★ Some products' original batteries may lack plugs, have incompatible plugs, or exhibit mismatched polarity. No worries—you can simply cut the wires and use the included heat-shrink tubing to connect the wires of the same color from the old plug.
✓603450 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 1250mAh, power 4.62AWh, ★size 6×34×51mm(0.236×1.339×1.988inch）(T*W*L), Weight:25g(0.88oz)，Maximum current:1.2A。 It can prevent overcharge, overdischarge, overcurrent, and short circuit.
✓It‘s consists of of large-capacity A+ lithium battery, Japanese Seiko IC overcharge and overcurrent short circuit protection board, 3302-24 high temperature resistant silicone cable, and genuine JST Pitch2.0mm 2-pin connector module.
✓If there are any quality issues within a year, ★please feel free to contact us via email for replacement.
⚙️ Specifications
Number of Batteries
1 Lithium Polymer batteries required. (included)
Brand
HXJNLDC
Battery Cell Composition
Lithium Polymer
Battery Capacity
1250 milliamp_hours
Recommended Uses For Product
Camera, GPS, Gaming Console, Watch
Product Dimensions
2.01 x 1.34 x 0.24 inches
Item Weight
20 g
ASIN
B08S39W8JR
Item model number
402030
Batteries
1 Lithium Polymer batteries required. (included)
Customer Reviews
4.5