Efficacy of Celsi Warmer for the Management of Hypothermic Newborns

Inclusion Criteria: * Is currently being treated at study location * Is an inborn admission to the neonatal ward * Whose parents or guardians provided a written informed consent * Whose parents or guardians providing informed consent are 18 years old or older * Has a current weight of greater than or equal to 1.0 kg and less than or equal to 4.0kg * Has been identified as in need of thermal care defined as having a moderate hypothermic temperature (32.0-36.0°C) as the last temperature recorded in hospital chart, or during recruitment procedures; and * Is unable to be enrolled in KMC for reasons including, but not limited to: 1. Mother/guardian unable or unavailable to provide KMC 2. Under observation in NICU before transfer to KMC 3. No space in KMC 4. Clinician's discretion * May be receiving other medical treatments, including but not limited to, CPAP, oxygen therapy, IV fluids, management and monitoring of common newborn conditions such as hypoglycemia, and/or hyperbilirubinemia via LED phototherapy Exclusion Criteria: * Requires mechanical ventilation * deemed in need of intensive care by the hospital staff who is providing care,including but not limited to: 1. Neonates with severe anemia and/or any suspected hematological disorders, and/or 2. Neonates with obvious congenital anomalies, and/or 3. neonates suspected with hypo/hyperthyroidism or any hormonal disorders * Has been diagnosed with birth asphyxia * Presents a condition that precludes the use of the temperature sensor and/or abdominal belt including but not limited to, gastroschisis, known umbilical cord infection, known skin infection * Whose clinician presents concerns about their participation * Is receiving treatment that participation in the study would interfere with, i.e.transferring to KMC