Hyundai HYM40LI330P 13" 40V Cordless Roller Lawn Mower (40V Cordless)

How long does the battery last during mowing?

Battery runtime varies with conditions. Under light, dry conditions you can expect around 30-40 minutes of continuous use. In heavy or wet conditions, runtime drops to approximately 20 minutes. The no-load runtime reaches up to 60 minutes. Most users find this sufficient for lawns up to 200 square metres, though actual coverage depends on grass thickness and terrain.

What cutting heights are available and how do you adjust them?

The mower offers three cutting heights: 20mm for fine lawns, 40mm for standard cutting and 70mm for longer grass or rough terrain. Height adjustment is controlled through the front wheels - simply move the wheel position to change the cutting height. This system is quick to use and doesn't require tools.

Does this mower work well on uneven or bumpy lawns?

Yes, the mower handles bumpy terrain reasonably well, particularly on the highest cutting setting (70mm). The lightweight design and rear roller help it navigate uneven ground. However, for very bumpy lawns, you may need to use the highest cutting height to prevent scalping and ensure the mower doesn't get stuck on raised areas.

How does the mulching function work?

The mower comes with a mulching plug that blocks the grass collector chute. When installed, grass clippings are cut into fine pieces and distributed back onto the lawn surface. These clippings decompose quickly, returning nutrients to the soil and acting as natural fertiliser. Remove the mulching plug when you want to collect clippings in the grass bag instead.

Is assembly required and how difficult is it?

Minimal assembly is needed - mainly unfolding the handles and attaching the grass collector. The handles may need tightening if they arrive loose, but this is straightforward with basic tools. The grass collector requires firm pressure to clip together properly. Most users complete assembly within 15-20 minutes without professional help.

How long does the battery take to charge?

The 40V 2.5Ah battery charges fully in approximately 80 minutes using the included charger. The battery features an indicator light that shows charging progress and remaining power levels. For continuous mowing of larger areas, consider purchasing a second battery to swap when the first needs charging.

What maintenance does this cordless mower require?

Maintenance is minimal compared to petrol mowers. No oil changes, spark plug replacements, or air filter cleaning required. Simply keep the cutting deck clean, check the blade sharpness occasionally and store the battery properly. The blade may need sharpening or replacement after extended use, but this is infrequent with normal domestic use.

What's included in the box and what warranty is provided?

The package includes the HYM40LI330P mower, 30L grass collector, 40V 2.5Ah battery, battery charger, two safety keys and user manual. Hyundai provides a 3-year warranty for domestic use and 1-year warranty for commercial applications. The warranty covers manufacturing defects but normal wear items like blades are excluded.