Cordless JS-MI Saw
- Saw
- 800 watts
- Battery
- High Speed Steel
A lightweight 18V cordless saw with a fast 3200 RPM blade speed, best suited to light cutting tasks rather than heavy duty work.
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How it ranks among the 265 saws we track
4.3★ across 205 Amazon ratings, Bayesian-smoothed toward the category average.
205 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
100+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 265 saws we track - how the scorecard works · full saws data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
Sold as the Cordless JS-MI Saw, this is a battery powered saw running on an 18 volt pack, with a 3200 RPM stroke speed and a high speed steel blade.
The JS-MI model code and stroke speed point toward a jigsaw rather than a circular or reciprocating saw, though the listing itself doesn't spell out the saw type. At 1 pound it's built for one handed control rather than heavy stock removal.
- 18 volt battery powered
- 3200 RPM cutting speed
- 800 watt motor power
- High speed steel blade
Who it's for
Fits users who need a cordless saw for curved or detail cuts around the house or job site, working from an 18V battery platform. Not the choice for ripping thick lumber or metal stock, where a corded or higher powered tool would do better.
Strengths and trade-offs
Drawn from this product's published specifications.
- Cordless 18V operation
- Fast 3200 RPM blade speed
- Light at about 1 pound for easy handling
- Saw type (jigsaw, circular, etc.) not confirmed in listing
- No blade length or cutting depth given
- Battery not confirmed as included
Performance notes
The 800 watt motor power figure paired with 3200 RPM and an 18V battery source suggests a saw tuned for speed over raw cutting force, and the 1 pound weight backs up one handed handling. The high speed steel blade material suits wood and general materials rather than hardened metal.
Specifications
| Brand | Cordless |
|---|---|
| Dimensions & fit | |
| Item Weight | 1 pound |
| Capacity & performance | |
| Speed | 3200 rpm |
| Power & efficiency | |
| Motor Power | 800 watts |
| Power Source | Battery |
| Voltage | 18 volts |
| Construction & materials | |
| Material | High Speed Steel |
Other Cordless saws
How it compares
This product against the closest alternatives we track in saws.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Cordless JS-MI SawThis product | 4.3 / 5 | 205 | 3.9 / 5 |
| DEWALT DCS334B SawDeWalt | 4.8 / 5 | 9,477 | 4.7 / 5 |
| SKIL 5280-01 SawSkil | 4.7 / 5 | 14,300 | 4.6 / 5 |
| Milwaukee 2719-20 SawMILWAUKEE | 4.8 / 5 | 6,485 | 4.5 / 5 |
| BLACK+DECKER BDEJS600C SawBLACK+DECKER | 4.7 / 5 | 11,123 | 4.5 / 5 |
Similar saws from other brands
Questions about the Cordless saws
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Is the Cordless JS-MI Saw battery included?
The listing doesn't confirm whether a battery and charger are included with the tool.
What is the cutting speed of the JS-MI Saw?
It runs at 3200 RPM on an 18 volt battery.
How much does the JS-MI Saw weigh?
About 1 pound, making it light for one handed use.